Liquid flow indicator



FIG. 1 is a perspective view of the liquid flow indicator showing a sight glass and a flange, which is bent to hold an unclaimed indicator object.

FIG. 2 is the front view of the liquid flow indicator.

FIG. 3 is a back view of the liquid flow indicator.

FIG. 4 is a side view of the liquid flow indicator.

FIG. 5 is the other side view of the liquid flow indicator.

FIG. 6 is a top view of the liquid flow indicator.

FIG. 7 is bottom view of the liquid flow indicator.

FIG. 8 is a side view of the liquid flow indicator positioned inside a “Fuel Delivery Adapter”.

FIG. 9 is a front perspective view of the liquid flow indicator positioned inside a “Fuel Delivery Adapter”.

FIG. 10 is a top view of the liquid flow indicator positioned inside a “Fuel Delivery Adapter”.

FIG. 11 is a side view of the liquid flow indicator positioned inside a “Flange Sight View Adapter”.

FIG. 12 is a front perspective view of the liquid flow indicator positioned inside a “Flange Sight View Adapter”; and,

FIG. 13 is a top view of the liquid flow indicator positioned inside a “Flange Sight View Adapter”.

The broken lines showing the of indicator objects in FIGS. 1-13, the Fuel Delivery Adaptor in FIGS. 8-10, and the Flange Sight View Adaptor in FIGS. 11-13, are included for the purpose of illustrating environmental structures of liquid flow indicator that form no part of the claim. 

CLAIM The ornamental design for a liquid flow indicator, as shown and as described. 